994K Large Wheel Loader Field Assembly Manual Caterpillar


Cooling System Package Lines and Wiring - Connect

Usage:

994K MM9

Parts and Specification Information



Illustration 1g06022534

Table 1
Item  Part Number  Part Description  Qty  Specification  Approximate Weight 
437-2653  Cooler Ar    7938 kg (17500 lb) 
6V-9513  Plug     
6V-8400  O-Ring Seal     
8C-0568  Orifice Plug     
8T-0315  O-Ring Seal     
6V-9834  Cap As     
6V-8400  O-Ring Seal     
8T-4183  Bolt  12     
8T-4223  Hard Washer  12     
10  1P-4579  Half Flange     
11  2J-2668  Shipping Cover     
12  4J-0524  O-Ring Seal     

Note: Verifying all parts are shipped and undamaged for preparation of assembly. Missing or damaged parts can be ordered prior to assembly to avoid delays during assembly.



Illustration 2g06022573

Table 2
Item  Part Number  Part Description  Qty  Specification  Approximate Weight 
13  7X-2584  Bolt  16  (M30X3.5mmX140mm)   
14  5T-5807  Retainer  16     


Illustration 3g06031127

Table 3
Item  Part Number  Part Description  Qty  Specification  Approximate Weight 
15  1P-3705  Rectangular Seal     
16  436-6219  Hose As     
17  8T-4184  Bolt     
18  8T-4223  Hard Washer     
19  1P-5767  Half Flange     
20  436-8706  Hose As     
21  1P-3705  Rectangular Seal     
22  8T-4140  Bolt     
23  9X-8257  Washer     
24  5P-8077  Half Flange     
25  8T-4196  Bolt     
26  8T-4121  Hard Washer     
27  1P-4578  Half Flange     
28  4J-0522  O-Ring Seal     
29  436-8710  Hose As     
29A  368-6280  Hose As     

Note: Verifying all parts are shipped and undamaged for preparation of assembly. Missing or damaged parts can be ordered prior to assembly to avoid delays during assembly.



Illustration 4g06022763

Table 4
Item  Part Number  Part Description  Qty  Specification  Approximate Weight 
30  8T-4183  Bolt  12     
31  8T-4223  Hard Washer  12     
32  1P-4579  Half Flange     
33  436-6221  Hose As     
34  436-6223  Hose As     
35  4J-0524  O-Ring Seal     
36  467-7235  Hose As     
37  467-7236  Hose As     

Note: Verifying all parts are shipped and undamaged for preparation of assembly. Missing or damaged parts can be ordered prior to assembly to avoid delays during assembly.



Illustration 5g06023235

Table 5
Item  Part Number  Part Description  Qty  Specification  Approximate Weight 
37A  8T-4183  Bolt     
38  8T-4121  Hard Washer     
39  5P-7468  Clip     
40  5P-7469  Clip     
41  5P-8444  Grommet     
42  480-3170  Hose As     
43  8T-4183  Bolt     
44  8T-4121  Hard Washer     
45  1P-4579  Half Flange     
46  4J-0524  O-Ring Seal     
47  480-3162  Hose As     
48  6V-0545  Grommet     
49  480-1466  Hose As     
50  480-3171  Hose As     
51  8T-4185  Bolt     
52  204-9734  Spacer     


Illustration 6g06023265

Table 6
Item  Part Number  Part Description  Qty  Specification  Approximate Weight 
53  433-9037  Hose As     
54  480-3161  Hose As     
55  8T-4183  Bolt     
56  8T-4223  Hard Washer     
57  1P-4579  Half Flange     
58  4J-0524  O-Ring Seal     
59  368-6280  Hose As     


Illustration 7g06023513

Table 7
Item  Part Number  Part Description  Qty  Specification  Approximate Weight 
60  341-2130  Hose     
61  439-2215  Tube     
62  430-4363  Hose     
63  239-5609  Clamp  16     
64  426-1898  Tube     


Illustration 8g06028468

Table 8
Item  Part Number  Part Description  Qty  Specification  Approximate Weight 
65  209-4589  Clamp     
66  372-7718  Hose     
67  220-4126  Clamp     
68  217-4197  Hose     
69  420-6526  Tube     
70  8T-4185  Bolt     
71  8T-4121  Hard Washer     
72  275-5736  Two-Piece Clip     
73  275-5735  Two-Piece Clip     
74  430-8205  Elbow Hose     
75  444-0391  Elbow Hose     
76  8T-4195  Bolt     
77     
78  6V-4356  Clip     
79  6V-4357  Clip     
80  430-7585  Tube     
81  209-4588  Clamp     
82A  141-6518  Spacer     
83A  430-7661  Bracket     
84A  8T-4137  Bolt     


Illustration 9g06026346


Illustration 10g06026331

Table 9
Item  Part Number  Part Description  Qty  Specification  Approximate Weight 
82  420-7822  Panel     
83  8T-4136  Bolt  25     
84  7X-7729  Washer  14     
85  8T-4183  Bolt     
86  5P-1076  Hard Washer     
87  420-8270  Channel As     
88  420-7821  Panel     
89  8T-4226  Plated Washer     
90  420-8179  Flap     
91  420-8186  Flap     
92  8T-4821  Washer     
93  8T-7934  Hard Washer     
94  8T-7971  Hard Washer     
95  365-6813  Hard Washer     

Installation Procedure

Table 10
Required Tools 
Tool  Part Number  Part Description  Qty 
422-5477  Lifting Eye Assembly 


    Illustration 11g03865442
    (1) 437-2653 Cooling Gp

  1. Install Tooling (A) and suitable lifting device. Install cooling system package (1). The weight of cooling system package (1) is approximately 7938 kg (17500 lb).


    Illustration 12g06004171
    (13) 7X-2584 Bolt
    (14) 5T-5807 Washer

  2. Install 16 bolts (13) and 16 washers (14).


    Illustration 13g06026948
    (15) 1P-3705 Rectangular Seal
    (16) 436-6219 Hose As
    (17) 8T-4184 Bolt
    (18) 8T-4223 Hard Washer
    (19) 1P-5767 Half Flange
    (20) 436-8706 Hose As
    (21) 1P-3705 Rectangular Seal
    (22) 8T-4140 Bolt
    (23) 9X-8257 Washer
    (24) 5P-8077 Half Flange
    (25) 8T-4196 Bolt
    (26) 8T-4121 Hard Washer
    (27) 1P-4578 Half Flange
    (28) 4J-0522 O-Ring Seal
    (29) 436-8710 Hose As
    (29A) 368-6280 Hose As

  3. Install hose assemblies (16). Use O-ring seal (15), bolt (17), washer (18), and flange (19). Install hose assemblies (29) and (20). Use O-ring seal (21), bolt (22), washer (23), and flange (24). Use O-ring seal (28), bolt (25), washer (26), and flange (27).


    Illustration 14g06027823
    (30) 8T-4183 Bolt
    (31) 8T-4223 Washer
    (32) 1P-4579 Half Flange
    (33) 436-6221 Hose As
    (34) 436-6223 Hose As
    (35) 4J-0524 O-Ring Seal
    (36) 467-7235 Hose As
    (37) 467-7236 Hose As

  4. Install hose assemblies (33), (34), (36) and (37). Install 12 bolts (30) and 12 washers (31), and six flanges (32).


    Illustration 15g06003523

  5. Connect hoses.


    Illustration 16g06028094
    (37A) 8T-4183 Bolt
    (38) 8T-4223 Hard Washer
    (39) 5P-7468 Clip
    (40) 5P-7469 Clip
    (41) 5P-8444 Grommet
    (42) 480-3170 Hose As
    (43) 8T-4183 Bolt
    (44) 8T-4121 Hard Washer
    (45) 1P-4579 Half Flange
    (46) 4J-0524 O-Ring Seal
    (47) 480-3162 Hose As
    (48) 6V-0545 Grommet
    (49) 480-1466 Hose As
    (50) 480-3171 Hose As
    (51) 8T-4185 Bolt
    (52) 204-9734 Spacer

  6. Install hose assemblies (42), (47), (49), and (50). Use O-ring seal (46), bolt (37A), washer (38), and flange (45). Install four clips (39), and (40). Install four washers (38), and four bolts (43). Install one grommet (48), four washers (44), one spacer (52), and one bolt (51).


    Illustration 17g06028186


    Illustration 18g06028177
    (53) 433-9037 Hose As
    (54) 480-3161 Hose As
    (55) 8T-4183 Bolt
    (56) 8T-4223 Hard Washer
    (57) 1P-4579 Half Flange
    (58) 4J-0524 O-Ring Seal
    (59) 368-6280 Hose As

  7. Install hose assembly (54). Install one O-ring seal (58), two half flanges (57), four washers (56), and four bolts (55). Install hose assemblies (53), and (59).


    Illustration 19g06005006
    (60) 341-2130 Hose
    (61) 439-2215 Tube
    (62) 430-4363 Hose
    (63) 239-5609 Clamp
    (64) 426-1898 Tube

  8. Install four hoses (60) two tubes (61), two tubes (64), four elbows (62), and 16 clamps (63).


    Illustration 20g06028513


    Illustration 21g06028583


    Illustration 22g06028601
    (65) 209-4589 Clamp
    (66) 372-7718 Hose
    (67) 220-4126 Clamp
    (68) 217-4197 Hose
    (69) 420-6526 Tube
    (70) 8T-4185 Bolt
    (71) 8T-4121 Hard Washer
    (72) 275-5736 Two-Piece Clip
    (73) 275-5735 Two-Piece Clip
    (74) 430-8205 Elbow Hose
    (75) 444-0391 Elbow Hose
    (76) 8T-4195 Bolt
    (77) - -
    (78) 6V-4356 Clip
    (79) 6V-4357 Clip
    (80) 430-7585 Tube
    (81) 209-4588 Clamp
    (82A) 141-6518 Spacer
    (83A) 430-7661 Bracket
    (84A) 8T-4137 Bolt

  9. Install one hose (66), one tube (69), and two clamps (67). Install one elbow (74), and two clamps (67). Install clips (72), and (73). Install one washer (71), one spacer (82A), and one bolt (70). Install one hose (66), one tube (80), and two clamps (65). Install one elbow (75), and two clamps (81). Install clips (78), and (79). Install one washer (71), and one bolt (76). Install one bracket (83A), two washers (71), and two bolts (84A). Install one bracket (83A), two washers (71), and two bolts (84A).


    Illustration 23g06029440


    Illustration 24g06029490
    (83) 8T-4136 Bolt
    (84) 7X-7729 Washer
    (87) 420-8270 Channel As
    (88) 420-7821 Panel

  10. Install one panel (88). Install three bolts (85), and three washers (86). Install eight bolts (83), and eight washers (84). Install one channel assembly (87). Install two bolts (83), and two washers (84).


    Illustration 25g06029881


    Illustration 26g06029955
    (82) 420-7822 Panel
    (83) 8T-4136 Bolt
    (84) 7X-7729 Washer
    (85) 8T-4183 Bolt
    (86) 5P-1076 Hard Washer
    (89) 8T-4226 Plated Washer
    (90) 420-8179 Flap
    (92) 8T-4821 Washer
    (93) 8T-7934 Hard Washer
    (94) 8T-7971 Hard Washer

  11. Install one panel (82). Install eight bolts (83), and eight washers (84). Install one bolt (85), and one washer (86). Install one rubber flap (90). Install one bolt (85), one washer, and one spacer (94). Install four bolts (83), four washers (89), and four spacers (93).


    Illustration 27g06029962
    (83) 8T-4136 Bolt
    (85) 8T-4183 Bolt
    (89) 8T-4226 Plated Washer
    (91) 420-8186 Flap
    (92) 8T-4821 Washer
    (93) 8T-7934 Hard Washer
    (95) 365-6813 Hard Washer

  12. Install one rubber flap (91). Install three bolts (85), three washers (92), and three washers (95). Install three bolts (83), three washers (89), and three washers (93).

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